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Finding the Fourth Proportional to 164,407.97, 246,622.89 and 57,779.03

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Solution

The fourth proportional to 164,407.97, 246,622.89 and 57,779.03 is: 86,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,407.97 : 246,622.89 = 57,779.03 : x
  2. Step 2: Convert to fraction form
    164,407.97/246,622.89 = 57,779.03/x
  3. Step 3: Cross multiply
    164,407.97x = 246,622.89 × 57,779.03
  4. Step 4: Simplify right side
    164,407.97x = 14,249,631,360.00
  5. Step 5: Solve for x
    x = 14,249,631,360.00/164,407.97
  6. Step 6: Final answer
    x = 86,672.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.